Update aspell from 0.60.7-rc1-3 to 0.60.7 (#3411)

This updates from an RC to a release. Tested on ARM.

packages/aspell.rb

@@ -3,21 +3,13 @@ require 'package'
 class Aspell < Package
   description 'GNU Aspell is a Free and Open Source spell checker designed to eventually replace Ispell.'
   homepage 'http://aspell.net/'
-  version '0.60.7-rc1-3'
-  source_url 'ftp://alpha.gnu.org/gnu/aspell/aspell-0.60.7-rc1.tar.gz'
-  source_sha256 '86b5662f24316142f70c5890787bdc5596625ca3604dfe85926ee61f27f2365e'
+  version '0.60.7-1'
+  source_url 'ftp://ftp.gnu.org/gnu/aspell/aspell-0.60.7.tar.gz'
+  source_sha256 '5ca8fc8cb0370cc6c9eb5b64c6d1bc5d57b3750dbf17887726c3407d833b70e4'
 
   binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/aspell-0.60.7-rc1-3-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/aspell-0.60.7-rc1-3-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/aspell-0.60.7-rc1-3-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/aspell-0.60.7-rc1-3-chromeos-x86_64.tar.xz',
   })
   binary_sha256 ({
-    aarch64: '9f8766f3cd6f6a4f7fe041272e3bc391d7c071090fffcdcad1b65b78964b600e',
-     armv7l: '9f8766f3cd6f6a4f7fe041272e3bc391d7c071090fffcdcad1b65b78964b600e',
-       i686: '90415e00c5bf27d48389c328e5ad3709c3e8daf7848909218c34c4df91ecd9d2',
-     x86_64: '78b3b2afb62be606d399344c0320f586e22901c922324953fab77a6b88d5373b',
   })
 
   depends_on 'ruby' unless File.exists? "#{CREW_PREFIX}/bin/ruby"